Cómo instalar Ruby en Ubuntu
sudo apt update && sudo apt install -y ruby-full && ruby --version
CharllierJr
sudo apt update && sudo apt install -y ruby-full && ruby --versionsudo snap install ruby --classicgem install rails -v 6.1.5.1# Use rvm to install Ruby
# https://rvm.io/
# then in the console use this command
# gem install rails
# Now enjoy using rails